#include<stdio.h>

void func(int* arr, int len){
    for(int i = 0; i < len - 1; i++){
        for(int j = 0; j < len - 1- i; j++){
             if(arr[j] > arr[j + 1]){
                int temp = arr[j];
                arr[j] = arr[j + 1];
                arr[j + 1] = temp;
            }
        }
    }
}
int main(){
    int arr[] = {5,1,3,2,8,4,2};
    func(arr, sizeof(arr) / sizeof(arr[0]));
    for(int i = 0; i < sizeof(arr) / sizeof(arr[0]);i++ ){
        printf("%d ", arr[i]);
    } 
    printf("\n");
    return 0;
}
